added documentation about :plist_filename

README

@@ -2,7 +2,8 @@ Plistifier
 ==========
 
 Adds the ActiveRecord#to_plist and Array#to_plist methods similar to ActiveRecord#to_xml.
-The :only, :except, :methods, and :include options are supported.
+The :only, :except, :methods, and :include options are supported. Additionally you can use
+the :plist_filename option to change the default name for download.
 
 It too ads the :plist option to the ActiveRecord::Base#render method. With help of that
 you get binary plist files which you can easy use in your iPhone.
@@ -39,6 +40,14 @@ In your PostController use for example:
 	  end
 	end
 	
+	def show
+	  @post = Post.find(params[:id])
+
+	  respond_to do |format|
+			format.plist { render :plist => @post, :plist_filename => "a-testfile.plist" }
+	  end
+	end
+	
 On the iPhone use for example:
 
 	NSURL *url = [NSURL URLWithString:@"http://example.com/posts.plist"];

lib/rails_extensions.rb

@@ -30,9 +30,9 @@ module ActionController
      
         unless options.nil? or options[:plist_filename].blank?
           if plist.is_a? Array
-            filename = plist.first.class.name.pluralize        
+            filename = plist.first.class.name.pluralize + ".plist"     
           else
-            filename = "#{plist.class.name}-#{plist.id}"
+            filename = "#{plist.class.name}-#{plist.id}.plist"
           end
         else
           filename = options[:plist_filename]
@@ -41,7 +41,7 @@ module ActionController
         send_data(
           plist.to_plist(options),
           :type => Mime::PLIST, 
-          :filename => "#{filename}.plist", 
+          :filename => filename, 
           :disposition => 'inline'
         )